EIGENMANN: the PYGIDIID^; a family of south AMERICAN CATFISHES. 397 



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47. p. amazonicum (Plate XLVl, figs. 3 and 4) 326 



48. P. hasemani (Plate L, fig. 4) 326 



49. P. nigricans 329 



50. P. iheringi (Plate L, fig. 5) 330 



51. P. zonatum (Plate LI, fig. 1) 330 



52. P. proops (Plate LI, fig. 2; Text figure 16) 331 



53. P. paolence (Plate LI, fig. 3) 332 



54.. P. reinhardti (Plate LI, fig. 4) 333 



55. P. davisi (Plate LI, fig. 5) 334 



56. P. immaculatum (Plate LII, fig. 1) 334 



57. P. vermiculatum (Plate LII, fig. 2) 335 



58. P. alternatum (Plate LII, fig. 3) 336 



59. P. goeldii 337 



60. P. brasiliense (Text figures 17 and 18) 337 



61. P. itatiayce (Text figure 19) 339 



62. P. triguttatum (Plate LII, fig. 4) 339 



63. P. punctatissimwn (Plate XLV, fig. 1) 340 



64. P. minutum (Text figure 20) 340 



65. P. santce-ritce (Plate LII, fig. 5) 341 



V. Eremophilus (Plate XXXVI; Plate XL, figs. A and B) 341 



1. E. mutisii . . . (Plate XLI, figs. 1 and 2; Plate LIV, figs. 1 and 2) 341 



VI. Pareiodon (Plate XXXIX, text figure 21) 343 



1. P. microps (Plate LIV, fig. 3) 344 



VII. Henonemus (Plate XXXVII) 345 



1. H. macrops (Text figure 22) 346 



2. H. punctatus (Plate XL, fig. C; Text figures 23 and 24) 346 



3. H. taxistigmus (Text figure 25) 348 



4. H. intermedius , 349 



VII. Pseudostegophilus 349 



1. P. nemurus (Plate XLIV, fig. 5) 350 



IX. Homodicetus (Plate XXXVII) 350 



1. H. anisitsi (Plate LVI, figs. 3 and 5) 351 



2. H. maculatus (Text figure 26) 352 



X. Stegophilus (Plate XXXVII) 353 



1. S. insidiosus (Text figure 27) 353 



XI. Acanthopoma (Plate XXXVII) 354 



1. A. annectens (Text figure 28) 355 



